diff --git a/src/Type/Php/HrtimeFunctionReturnTypeExtension.php b/src/Type/Php/HrtimeFunctionReturnTypeExtension.php
index 37b255b598..44e8581750 100644
--- a/src/Type/Php/HrtimeFunctionReturnTypeExtension.php
+++ b/src/Type/Php/HrtimeFunctionReturnTypeExtension.php
@@ -12,6 +12,7 @@
 use PHPStan\Type\IntegerType;
 use PHPStan\Type\Type;
 use PHPStan\Type\TypeCombinator;
+use PHPStan\Type\TypeUtils;
 
 class HrtimeFunctionReturnTypeExtension implements \PHPStan\Type\DynamicFunctionReturnTypeExtension
 {
@@ -24,7 +25,7 @@ public function isFunctionSupported(FunctionReflection $functionReflection): boo
 	public function getTypeFromFunctionCall(FunctionReflection $functionReflection, FuncCall $functionCall, Scope $scope): Type
 	{
 		$arrayType = new ConstantArrayType([new ConstantIntegerType(0), new ConstantIntegerType(1)], [new IntegerType(), new IntegerType()], 2);
-		$numberType = TypeCombinator::union(new IntegerType(), new FloatType());
+		$numberType = TypeUtils::toBenevolentUnion(TypeCombinator::union(new IntegerType(), new FloatType()));
 
 		if (count($functionCall->args) < 1) {
 			return $arrayType;
diff --git a/tests/PHPStan/Analyser/NodeScopeResolverTest.php b/tests/PHPStan/Analyser/NodeScopeResolverTest.php
index 23bccca128..d966f7eb82 100644
--- a/tests/PHPStan/Analyser/NodeScopeResolverTest.php
+++ b/tests/PHPStan/Analyser/NodeScopeResolverTest.php
@@ -9523,7 +9523,7 @@ public function dataPhp73Functions(): array
 				'$hrtime2',
 			],
 			[
-				'float|int',
+				'(float|int)',
 				'$hrtime3',
 			],
 			[